[issue44490] PEP 604 Union (int | str) doesn't have __parameters__

[Serhiy Storchaka]

Change by Serhiy Storchaka <storchaka+cpython at gmail.com>:


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nosy: +serhiy.storchaka
nosy_count: 8.0 -> 9.0
pull_requests: +25743
pull_request: https://github.com/python/cpython/pull/27207

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